| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Molex |
| Manufacturer Part Number: | Molex 34566-0603 |
| Color: | Natural |
| Series: | 34566 - MX123 |
| Amperage: | 11 A, 25 A |
| Connector Type: | MX123 |
| Gender: | Receptacle |
| Number of Contacts: | 73 |
| Number of Rows: | 4 |
| Pitch: | 2.54 mm |
| Material: | Nylon |
| Keying: | Yes |
| Packaging: | Tray |
| Circuit Application: | Automotive, Power |
| Polarized to Mate: | Yes |
| Connector System: | Wire to Board |
| Mates With: | MX123 Header Link:31386|Link:31387 |
| Termination Pitch: | 2.54 mm |
| Glow Wire Capable: | No |
| Lock to Mating Part: | Yes |
| Stackable: | No |
| Part Aliases: | 0345660603 |
| Contact Detail: | 73 |
| SKU: | MOL34566-0603 |
34566-0603
Specifications
Detailed Description
Easily power up your automotive applications with this high-performance MX123 connector. Designed for efficient energy transfer, it features a 25A and 11A amperage rating, making it ideal for heavy-duty use. With 73 contacts spread across 4 rows, it ensures comprehensive connectivity. The nylon construction guarantees durability, while keying and polarization features offer secure mating. Operating seamlessly within a 2.54mm pitch, it's compatible with various systems. RoHS compliant and with a lock-to-mating part, this connector prioritizes safety and compliance. Perfect for wire-to-board connections in demanding environments, it's a reliable choice for any automotive or power circuit application.
Product Change Notice
| Effective Date | Description of Change | Download | |||
|---|---|---|---|---|---|
| 04/15/2026 | 517169 - End of Life. LTB 9/30/25 | Download | |||
| 09/30/2025 | 516520 - Equipment Transfer, Production Transfer or Rearrangement. Molex has created this PCN to group the complete Mx123 Large footprint series together for better control over implementation. Previously the part numbers were mentioned in the transfer PCN's 514557 & 514558 and due to strategy they were retracted (516511). The molds are transferred from Lincoln, USA. The assembly line is already in Guad 2. China will continue support the EU/Asia demand. | Download | |||
| 05/02/2025 | 516742 - Retraction of 513492. This retraction is to annunce that this PCN “513492” did not take place and Molex continues with the same compounder. | Download | |||
| 08/10/2024 | 515164 - Equipment Transfer, Production Transfer or Rearrangement. MX123 configurations 66,56 & 18 circuits sizes whicch are being build in Lincol Facility will be extended to Chengdu to suport asia region after change chengdu capability increase should producs all MX123 configs from 80,73&49 to 80,73,66,56,49&18. | Download | |||
| 07/30/2024 | 514657 - Equipment/Production Transfer or rearrangement. This notification is to inform about Production of the impacted part(s) in this PCN has been transferred to different location. No changes will be made to product as part of this change. | Download | |||
| 04/30/2024 | 514939 - Retraction of PCN 514657. PCN 514657 is canceled because of misunderstood information to the customers Molex decides to retract PCN 514657 will trigger new PCN with better understanding for the customers | Download | |||
| 01/05/2024 | 514647 - Retraction of PCN 512047. This a retraction PCN for the part numbers mentioned from PCN 512047. These parts number will be part of Phase 3 for series MX123 and were repeated in another PCN(514557). The intention is to have each part number in one PCN for customer visibility and clarity. | Download | |||
| 07/21/2023 | 513492 - Change Supplier. This letter is to inform you that in order to re-balance global supply chains, Molex will qualify a new compounder location to be used by the existing resin supplier. | Download | |||
| 12/24/2022 | 512047 - Equipment Transfer, Production Transfer or Rearrangement. This notification is to inform you about an equipment transfer that has been used to manufacture impacted part(s). Equipment has been moved to different site/ location/ premises. No changes will be made to product as part of this change. | Download | |||
| 08/17/2022 | 512449 - Retraction of PCN 510937. retraction is due to the project not moving forward at this time, the compounding location for SPS/PA66 grade material will not be moving from the current sub-supplier. if it is deemed that this project will again move forward at a later date a new PCN will be created & sent to impacted customers. | Download | |||
Availability
In Stock:
Call
Stock Location:
In Stock
Factory Stock:
Call for Stock
Factory Lead:
Call
Unit Of Measure:
Each
Minimum/Multiple:
1/1
Invalid quantity value
Documents & Media
Environmental & Export Classifications
| Attribute | Value |
|---|---|
| RoHS Compliant: | Unkown |
Additional Resources
| Attribute | Value |
|---|---|
| Molex: | 34566-0603 |
| Other Names: | 0345660603 |